#import copy
#dictionary = {'卷心菜': 'caddage','午餐':['lunch','nooning']}
#dictionary1 = dictionary
#dictionary2 = dictionary.copy()
#dictionary3 = copy.deepcopy(dictionary)
#dictionary['卷心菜'] = 'pamphrey'
#dictionary['午餐'].remove('nooning')
#print('dictionary = ', dictionary)
#print('dictionary1 = ', dictionary1)
#print('dictionary2 = ', dictionary2)
#print('dictionary3 = ', dictionary3)





dictionary ={
    '卷心菜': 'cabbage',
    '午餐': 'lunch',
    '机器人': 'robot',
    '天空': 'sky',
    '花': 'flower'
}
print(':')
for item in dictionary.items():
    print(item)
print(':')
for chinese in dictionary.keys():
    print(chinese, end='')
print(':')
for english in dictionary.values():
    print(english, end='')